TileInfo changes
Small tweek in ant ai.
Made pheromones into classes. Queen spawns two more workers.
Merge branch 'master' into TileInfoChangesBranch

Conflicts:
	PuissANT/PuissANT/Actors/Ants/WorkerAnt.cs
	PuissANT/PuissANT/TileInfo.cs
Add NestPheromone.cs
Fixed bug allowing queen to climb in the air, and made Passable Terrain dependent on the type of bug
Moved Worker ant function up to ant.
Merge branch 'master' into Ant_AI

Conflicts:
	PuissANT/PuissANT/Actors/Ants/WorkerAnt.cs
NEw path finding